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In Yosemite’s Illilouette Creek basin, a stand of young Sierra lodgepole pine grow in a forest clearing that was created by wildfire 20 years prior. Mt. Starr King appears in…
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Types of venom fangs in snakes: rear fangs (crab-eating water snake), fixed front fangs (taipan), and hinged front fangs (Gaboon viper); fangs highlighted in red. Credit A. Palci ‘Dental origami’…
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Support for mandates has increased across partisan and demographic subgroups. As infections from the delta variant surge, the percentage of Americans who support vaccine mandates has risen to 64% from…
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Tree stump in lignite deposits. Credit: Vittoria Lauretano New research led by the University of Bristol demonstrates that a decline in the concentration of atmospheric CO2 played a major role…
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An image taken by the Curiosity Rover MastCam instrument shows layered sedimentary rocks composing Mount Sharp. The rover has been driving from the floor of Gale crater up through the…
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Life reconstruction of Heterodontosaurus vocalizing on a cool Jurassic morning. Credit: Viktor Radermacher Using an exceptionally preserved fossil from South Africa, a particle accelerator, and high-powered x-rays, an international team…
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A Painted Lady butterfly in Morocco. Credit: Orio Massana Weather conditions shown to have big influence on migration numbers. A species of butterfly found in Sub-Saharan Africa is able to…
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In a year that has already battered manufacturing supply chains, yet another shortage is complicating manufacturers’ and consumers’ lives: plastics, and the food packaging, automotive components, clothing, medical and lab…
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The species of turtle involved in the study is Apalone spinifera, a species of freshwater turtles native to North America. But the researchers say their findings shed light on the…
America
Male and female Polyommatus icarus mating. Credit: Stephanie A. Rivest This summer, if you see a butterfly with wings that are blue on top with orange spots underneath, you may…
